Remove all blimp network code.

blimp/net/tcp_connection.h

-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef BLIMP_NET_TCP_CONNECTION_H_
-#define BLIMP_NET_TCP_CONNECTION_H_
-
-#include <memory>
-
-#include "base/callback.h"
-#include "base/macros.h"
-#include "blimp/net/blimp_connection.h"
-#include "blimp/net/blimp_net_export.h"
-#include "blimp/net/blimp_transport.h"
-#include "net/base/ip_endpoint.h"
-#include "net/base/net_errors.h"
-
-namespace blimp {
-
-class BlimpMessageProcessor;
-class BlimpMessagePump;
-class BlimpMessageSender;
-class MessagePort;
-
-// A |BlimpConnection| implementation that passes |BlimpMessage|s using a
-// |StreamSocketConnection|.
-class BLIMP_NET_EXPORT TCPConnection : public BlimpConnection {
- public:
-  ~TCPConnection() override;
-  explicit TCPConnection(std::unique_ptr<MessagePort> message_port);
-
-  // BlimpConnection overrides.
-  void SetIncomingMessageProcessor(BlimpMessageProcessor* processor) override;
-  BlimpMessageProcessor* GetOutgoingMessageProcessor() override;
-
- private:
-  std::unique_ptr<MessagePort> message_port_;
-  std::unique_ptr<BlimpMessagePump> message_pump_;
-  std::unique_ptr<BlimpMessageSender> outgoing_msg_processor_;
-};
-
-}  // namespace blimp
-
-#endif  // BLIMP_NET_TCP_CONNECTION_H_